Choose the letter A, B, C or D to indicate the word(s) that best fits the gap in each of the following sentences 1. Zoos can make money for their conservation programmes through___________entrance fees. A. paying B. raising C. charging D. earning 2. The astronauts have to___________themselves so they dont float around when sleeping in a spaceship. A. pull B. push C. keep D. attach 3. A(n) ___________is a piece of rock or other matter from space that has landed on a planet. A. meteorite B. galaxy C. cluster D. astrolable 4. It is cheaper to build a(n) ___________spacecraft than the one that needs someone to operate. A. manned B. unmanned C. habitable D. uninhabitable 5. Why have you changed the channel? Im not___________Science. I prefer Eco-tourism on Channel 12. A. into B. in C. up with D. over 6. An obvious benefit of tourism is that it plays a key role in economic___________. A. raise B. rise C. increase D. growth 7. We didnt fly directly to the U.S. We had a one-night___________in Incheon. A. stop-go B. stop gap C. stopover D. stop 8. This___________holiday is being offered at a good price. A. stimulated B. stimulating C. stimulus D. stimulant 9. After___________, please remain seated until the plane comes to the complete stop. A. take-off B. touchdown C. takedown D. touch-up 10. Going on a(n) ___________tour would be safer and more convenient than going by yourself. A. package B. full C. packaging D. included 11. Simmer means___________. A. cook food under or over a very strong heat B. cook something slowly in liquid in a closed dish C. cook smething by keeping it almost at boiling point D. cook meat, or vegetables without liquid in an oven or over a fire 12. My mother usually___________some cheese and sprinkles it over the pasta. A. spreads B. whisks C. marinates D. grates 13. Just put___________of salt or it will be too salty. A. a pinch B. a few C. a lot D. a handful 14. Rice is the___________in Vietnam. A. primary B. chief C. staple D. core 15. My tennis is very___________these days because I have no time to practice. A. tender B. content C. versatile D. rusty 16. There is a vegetarian___________on the menu every day. A. alternate B. alternative C. replacement D. stand-in 17. There is nothing more boring than a seaside town in the low___________. A. season B. peak C. period D. term 18. Dont put too much garlic in the salad; two___________are enough. A. bunches B. heads C. sticks D. cloves 19. Her father___________this career all his life. A. pursued B. did C. chased D. trailed Giải giúp mình với